Library

Journal article detailing laboratory and simulation studies quantifying the impact that heat pump and air conditioner installation faults have on system capacity and efficiency.

Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Presentation on Improving Air-Conditioner and Heat Pump Modeling.

Article describing ways home owners can improve ventilation in their kitchens.

Webpage describing indoor air quality.

This research study used pollutant measurements, home inspections, diagnostic testing and occupant surveys to assess IAQ in 24 new or deeply retrofitted homes designed to be high performance green buildings in California.

Resource hub describing indoor air quality research performed by Lawrence Berkeley National Laboratory.

Website helping builders, designers, and home energy raters find products that are compliant with the EPA Indoor airPLUS Construction Specification requirements for low-emission materials.

Webpage that provides information on federal requirements for the renovation and demolition of buildings that contain asbestos.

Report describing the performance, economics, space heating impacts, and user satisfaction of heat pump water heaters (HPWHs) in the upper Midwest, based on a field study and survey of participants in the MECA HPWH incentive program.

Factsheet describing techniques for installing ductless heat pumps in cold climate locations.

Report describing the objective evaluation of space conditioning interactions between heat pump water heaters and home heating systems during winter 2016-2017, revealing a smaller than anticipated impact on space conditioning loads.

Report on performance of current diagnostics as well as a draft test method for use in future air flow evaluations.

Guidance on performance of current diagnostics as well as a draft test method for use in future air flow evaluations.

Report presenting lab evaluation of five heat pump water heaters available in the US market today.

Report proposing mini-split heat pumps as a new retrofit option to replace resistance heating in the Pacific Northwest.

Report describing research conducted to support California’s Title 24, Part 6 Building Energy Efficiency Standards by analyzing the impact of installation location and ventilation on heat pump water heater (HPWH) performance, emphasizing the need for proper installation to maximize efficiency...

EPA webpage on lead in homes.

EPA’s 2008 Lead-Based Paint Renovation, Repair and Painting (RRP) Rule (as amended in 2010 and 2011), aims to protect the public from lead-based paint hazards associated with renovation, repair and painting activities.

Web article describing two options for sizing ductless minisplit heat pumps, including a free HVAC sizing tool.

Report on the long-term performance of mini-split heat pumps.

Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

Document with evaluation of 14 heat pump water heaters (including three recently released HPWH products) installed in existing homes in the northeast region of the United States.

Research study outlining results of monitoring a low temperature heat pump.

Website providing medical information about malignant mesothelioma, a cancer related to asbestos exposure.

This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

Website providing guidance about mold and moisture for homes, schools, multifamily and commercial buildings.

Study in which a central heat pump water heater system was monitored in detail and used to create a model for assessing similar systems in various climates.

Database compiling extended capacity data for numerous cold climate heat pump manufacturers and models.

A list of EPA federal regulations regarding stationary sources of air pollution.

Standard containing requirements for carbon monoxide (CO) detection and warning equipment intended to protect lives by warning occupants of the presence of CO in sufficient time to allow occupants to escape or take other appropriate action.

Document on the development of two simple in-home efficiency test methods that can be used by technicians, researchers, or interested homeowners to verify the correct operation and energy efficiency of a homes air conditioning and heating equipment.

Report describing a field study to measure pollutant concentrations in 324 homes in California.

Article describing particulate matter (PM), what it is, how it can be harmful, and what can be done about it.

Website describing particulate matter (PM) pollution.

Report describing the key findings from the first third-party field validation of 120-volt heat pump water heater (HPWH) technology, addressing the significant barriers to their adoption and emphasizing their potential role in reducing carbon emissions from residential water heating.

Report describing a laboratory assessment on the performance of Rheem 120-volt heat pump water heaters (HPWH), aimed at identifying optimal installation locations for these new "plug-in" models based on comprehensive testing under various conditions.

Website from the EPA containing information for homeowners and renters about how to identify asbestos in the home and how to deal with it to reduce exposure to it.

Website explaining the risks associated with radon in homes and how to protect homes against radon.

A website explaining the benefits of recycling compact fluorescent lightbulbs and how the process can prevent the release of mercury into the environment.

Fact sheet describing best practices in installing leak-free refrigerant systems, including specifics on creating flare joints and brazed joints, pressure testing, vacuum testing, and charging the system with refrigerant.

Report describing information from DOE about rules and standards for residential air conditioners and heat pumps.

Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.

Report discussing instrumentation methods and field operation characteristics of two GSHPs in test houses, including a comparison between the manufacturers listed COP values and the COPs calculated from field data.

Report providing guidance on indoor air quality in single-family and multifamily housing for designers, builders, property managers, homeowners, buyers, and renters.

This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...

Factsheet from HUD describing how homeowners can retrofit homes following natural disasters in the U.S. Virgin Islands.

Factsheet from HUD describing how to rebuild following natural disasters in Puerto Rico.

Factsheet for builders from HUD on how to rebuild homes following natural disasters in the U.S. Virgin Islands.